Objective to find out the genotoxicity of main stream and side stream of the cigarette.

目的确定香烟主流烟雾与侧流烟雾对小鼠的遗传毒性效应及两者遗传毒性的差别。

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Objective To observe the changes of ventilation and respiratory dynamics in patients undergoing bronchial intubation with double channel catheter and monitored by Side Stream Spirometry(SSS).

目的应用旁气流通气监测法（SSS）观察双腔支气管导管插管患者围术期呼吸功能变化。

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Travellers get from one side to the other by walking across a footbridge that spans a little stream.

旅游者通过一座横跨小溪的人行桥从一边走到另一边。

《柯林斯英汉双解大词典》

Two large brown adobe buildings containing many rooms are on the north and south side of a stream.

VOA: special.2010.07.05

Some pick up litter on the side of a stream.

FORBES: PETA Still Has It All Wrong

He has written several books and, on a Panasonic Toughbook computer that rarely leaves his side, produces a constant stream of poems, essays, and blog postings.

NEWYORKER: Neptune��s Navy

Sirio is an increasingly popular spot on the Upper East Side, attracting a steady stream of fashionable locals and business travellers to its handsome Fellini-esque dining room at the recently renovated Pierre Hotel.

BBC: Business trip: New York City